FI75953C - Foerstraekningsreglerad foerstaerkare foer en televisionsmottagare. - Google Patents
Foerstraekningsreglerad foerstaerkare foer en televisionsmottagare. Download PDFInfo
- Publication number
- FI75953C FI75953C FI800709A FI800709A FI75953C FI 75953 C FI75953 C FI 75953C FI 800709 A FI800709 A FI 800709A FI 800709 A FI800709 A FI 800709A FI 75953 C FI75953 C FI 75953C
- Authority
- FI
- Finland
- Prior art keywords
- transistor
- amplifier
- emitter
- pin diode
- signal
- Prior art date
Links
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 23
- 230000009467 reduction Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- 230000003247 decreasing effect Effects 0.000 description 9
- 238000012545 processing Methods 0.000 description 7
- 230000002829 reductive effect Effects 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 230000003321 amplification Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 230000001627 detrimental effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control
- H03G3/04—Manually-operated control in untuned amplifiers
- H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
- H03G1/0058—PIN-diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3057—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver using at least one diode as controlling device
Landscapes
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
- Bipolar Integrated Circuits (AREA)
- Television Receiver Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
- Attenuators (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/021,324 US4275362A (en) | 1979-03-16 | 1979-03-16 | Gain controlled amplifier using a pin diode |
| US2132479 | 1979-03-16 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI800709A FI800709A (fi) | 1980-09-17 |
| FI75953B FI75953B (fi) | 1988-04-29 |
| FI75953C true FI75953C (fi) | 1988-08-08 |
Family
ID=21803567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI800709A FI75953C (fi) | 1979-03-16 | 1980-03-07 | Foerstraekningsreglerad foerstaerkare foer en televisionsmottagare. |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4275362A (xx) |
| JP (1) | JPS55130157A (xx) |
| KR (1) | KR830002116B1 (xx) |
| AT (1) | AT381420B (xx) |
| AU (1) | AU539387B2 (xx) |
| BE (1) | BE882248A (xx) |
| CA (1) | CA1145421A (xx) |
| DD (1) | DD149742A5 (xx) |
| DE (1) | DE3009905C2 (xx) |
| DK (1) | DK113480A (xx) |
| ES (1) | ES8103521A1 (xx) |
| FI (1) | FI75953C (xx) |
| FR (1) | FR2451663B1 (xx) |
| GB (1) | GB2044565B (xx) |
| IT (1) | IT1129644B (xx) |
| NL (1) | NL8001543A (xx) |
| NZ (1) | NZ193128A (xx) |
| PL (1) | PL128485B1 (xx) |
| PT (1) | PT70923A (xx) |
| SE (1) | SE451286B (xx) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3115683C2 (de) * | 1981-04-18 | 1983-07-28 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Schaltungsanordnung zur verzögerten, automatischen Verstärkungsregelung |
| US4439741A (en) * | 1982-06-28 | 1984-03-27 | Motorola, Inc. | Stabilized high efficiency radio frequency amplifier |
| US4464635A (en) * | 1982-11-18 | 1984-08-07 | Zenith Electronics Corporation | Non-reactive limiter |
| DE3448414C3 (de) * | 1983-02-23 | 2003-07-17 | Canon Kk | Vibrationswellenantriebseinrichtung |
| JPS59195823U (ja) * | 1983-06-10 | 1984-12-26 | アルプス電気株式会社 | 利得制御増幅器 |
| US4677392A (en) * | 1985-12-16 | 1987-06-30 | Hughes Aircraft Company | Cascaded internal impedance dependent amplifier with accurate variable gain control |
| JPH02113573U (xx) * | 1989-02-28 | 1990-09-11 | ||
| JPH02113574U (xx) * | 1989-02-28 | 1990-09-11 | ||
| JPH02113575U (xx) * | 1989-02-28 | 1990-09-11 | ||
| US5374899A (en) * | 1993-11-10 | 1994-12-20 | Itt Corporation | Self biased power amplifier employing FETs |
| JP3335079B2 (ja) * | 1996-07-01 | 2002-10-15 | シャープ株式会社 | Ａｇｃ回路 |
| EP0908007A2 (en) * | 1997-03-26 | 1999-04-14 | Koninklijke Philips Electronics N.V. | Radio receiver and controllable amplifier circuit |
| US5969561A (en) * | 1998-03-05 | 1999-10-19 | Diablo Research Company, Llc | Integrated circuit having a variable RF resistor |
| GB9906047D0 (en) * | 1999-03-17 | 1999-05-12 | Secr Defence | Improvements in electromagnetic wave receiver front ends |
| JP4048648B2 (ja) * | 1999-05-12 | 2008-02-20 | ソニー株式会社 | 高周波増幅回路および受信機 |
| US6271727B1 (en) | 1999-08-06 | 2001-08-07 | Rf Micro Devices, Inc. | High isolation RF power amplifier with self-bias attenuator |
| US6452452B1 (en) | 2000-07-10 | 2002-09-17 | Intersil Americas Inc. | Negative feedback gain control for common electrode transistor |
| JP3854840B2 (ja) * | 2000-11-27 | 2006-12-06 | シャープ株式会社 | 電力増幅回路およびそれを用いた通信装置 |
| JP2002261542A (ja) * | 2000-12-27 | 2002-09-13 | Murata Mfg Co Ltd | 発振器及びそれを用いた通信機 |
| US6535068B1 (en) * | 2001-02-17 | 2003-03-18 | Microtune (Texas), L.P. | System and method for temperature compensated IF amplifier |
| US6889038B2 (en) | 2001-04-06 | 2005-05-03 | Koninklijke Philips Electronics N.V. | Dynamic biasing of a transmitter |
| US6876635B2 (en) * | 2001-11-05 | 2005-04-05 | Motorola, Inc. | Current reduction by receiver linearity adjustment in a communication device |
| US20040222842A1 (en) * | 2002-11-13 | 2004-11-11 | Owens Ronnie Edward | Systems and methods for generating a reference voltage |
| JP2008529392A (ja) * | 2005-01-31 | 2008-07-31 | エヌエックスピー ビー ヴィ | 利得制御可能な入力段を有する受信装置 |
| JP4077831B2 (ja) * | 2005-05-11 | 2008-04-23 | 松下電器産業株式会社 | 高周波増幅器 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL156008B (nl) * | 1970-06-06 | 1978-02-15 | Philips Nv | Ingangsschakeling van een televisie-afstemeenheid. |
| US3309617A (en) * | 1964-05-04 | 1967-03-14 | Philco Ford Corp | Controllable gain transistor amplifier utilizing current-variable impedance in emitter circuit for providing controllable signal degeneration |
| US3374404A (en) * | 1964-09-18 | 1968-03-19 | Texas Instruments Inc | Surface-oriented semiconductor diode |
| US3396317A (en) * | 1965-11-30 | 1968-08-06 | Texas Instruments Inc | Surface-oriented high frequency diode |
| US3348154A (en) * | 1965-12-14 | 1967-10-17 | Scott Inc H H | Signal mixing and conversion apparatus employing field effect transistor with squarelaw operation |
| US3518585A (en) * | 1966-12-30 | 1970-06-30 | Texas Instruments Inc | Voltage controlled a.c. signal attenuator |
| US3536934A (en) * | 1967-10-25 | 1970-10-27 | Gen Electric | Wideband automatic gain control circuit |
| US3538448A (en) * | 1968-01-17 | 1970-11-03 | Rca Corp | Gain controlled amplifier |
| ES372211A1 (es) * | 1968-10-11 | 1972-02-16 | Rca Corp | Un amplificador de banda ancha. |
| US3624561A (en) * | 1970-02-24 | 1971-11-30 | Ben H Tongue | Broadband aperiodic attenuator apparatus |
| DE2108497A1 (de) * | 1971-02-23 | 1972-09-07 | Sel | Verstärkungsregelung, insbesondere zur Farbsattigungseinstellung eines SECAM Empfängers |
| DE2126136C3 (de) * | 1971-05-26 | 1982-07-29 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Regelbare HF-Eingangsstufe mit einem PIN-Dioden-Dämpfungsglied |
| FR2204333A5 (xx) * | 1972-10-20 | 1974-05-17 | Thomson Csf | |
| NL7215200A (xx) * | 1972-11-10 | 1974-05-14 | ||
| JPS546750A (en) | 1977-06-17 | 1979-01-19 | Nec Corp | Transistor amplifying device |
-
1979
- 1979-03-16 US US06/021,324 patent/US4275362A/en not_active Expired - Lifetime
-
1980
- 1980-03-07 FI FI800709A patent/FI75953C/fi not_active IP Right Cessation
- 1980-03-07 AU AU56266/80A patent/AU539387B2/en not_active Ceased
- 1980-03-10 PT PT70923A patent/PT70923A/pt unknown
- 1980-03-11 CA CA000347377A patent/CA1145421A/en not_active Expired
- 1980-03-12 GB GB8008436A patent/GB2044565B/en not_active Expired
- 1980-03-12 IT IT20549/80A patent/IT1129644B/it active
- 1980-03-13 SE SE8001968A patent/SE451286B/sv not_active IP Right Cessation
- 1980-03-14 NZ NZ193128A patent/NZ193128A/xx unknown
- 1980-03-14 ES ES489572A patent/ES8103521A1/es not_active Expired
- 1980-03-14 DK DK113480A patent/DK113480A/da not_active Application Discontinuation
- 1980-03-14 NL NL8001543A patent/NL8001543A/nl not_active Application Discontinuation
- 1980-03-14 DE DE3009905A patent/DE3009905C2/de not_active Expired
- 1980-03-14 DD DD80219672A patent/DD149742A5/de unknown
- 1980-03-14 BE BE0/199817A patent/BE882248A/fr not_active IP Right Cessation
- 1980-03-14 FR FR8005800A patent/FR2451663B1/fr not_active Expired
- 1980-03-15 KR KR1019800001099A patent/KR830002116B1/ko active
- 1980-03-15 PL PL1980222725A patent/PL128485B1/pl unknown
- 1980-03-17 JP JP3466180A patent/JPS55130157A/ja active Granted
- 1980-03-17 AT AT0145580A patent/AT381420B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR830002116B1 (ko) | 1983-10-12 |
| NL8001543A (nl) | 1980-09-18 |
| GB2044565B (en) | 1983-06-15 |
| ES489572A0 (es) | 1981-02-16 |
| ATA145580A (de) | 1986-02-15 |
| DE3009905C2 (de) | 1986-12-11 |
| BE882248A (fr) | 1980-07-01 |
| DD149742A5 (de) | 1981-07-22 |
| FR2451663A1 (fr) | 1980-10-10 |
| IT8020549A0 (it) | 1980-03-12 |
| PL222725A1 (xx) | 1981-01-30 |
| JPS55130157A (en) | 1980-10-08 |
| FI75953B (fi) | 1988-04-29 |
| PL128485B1 (en) | 1984-01-31 |
| KR830002454A (ko) | 1983-05-28 |
| US4275362A (en) | 1981-06-23 |
| JPS6225265B2 (xx) | 1987-06-02 |
| ES8103521A1 (es) | 1981-02-16 |
| NZ193128A (en) | 1983-09-30 |
| IT1129644B (it) | 1986-06-11 |
| DK113480A (da) | 1980-09-17 |
| AU539387B2 (en) | 1984-09-27 |
| CA1145421A (en) | 1983-04-26 |
| DE3009905A1 (de) | 1980-09-25 |
| GB2044565A (en) | 1980-10-15 |
| PT70923A (en) | 1980-04-01 |
| FR2451663B1 (fr) | 1986-08-14 |
| FI800709A (fi) | 1980-09-17 |
| SE8001968L (sv) | 1980-09-17 |
| SE451286B (sv) | 1987-09-21 |
| AT381420B (de) | 1986-10-10 |
| AU5626680A (en) | 1980-09-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI75953C (fi) | Foerstraekningsreglerad foerstaerkare foer en televisionsmottagare. | |
| KR970007753B1 (ko) | Am-변조 신호 선형 증폭 및 복조용 회로 장치와 상기 장치용 집적 회로 반도체 소자 | |
| US3619786A (en) | Solid-state vhf attenuator and tv receiver | |
| US3229218A (en) | Field-effect transistor circuit | |
| GB2334838A (en) | Variable rf attenuator using shunt connected antiparallel pair of bipolar transistors | |
| US3449686A (en) | Variable gain amplifier | |
| FI76455C (fi) | Foerstaerkare med styrd foerstaerkning och med variabel belastningsimpedans. | |
| US4085382A (en) | Class B amplifier | |
| US3560866A (en) | If amplifier with compensated transistor unit | |
| US3284713A (en) | Emitter coupled high frequency amplifier | |
| US3502997A (en) | Integrated semiconductor cascode amplifier | |
| US4342005A (en) | Television intermediate frequency amplifier with feedback stabilization | |
| US2936424A (en) | Transistor amplifier | |
| US4385400A (en) | Automatic gain control arrangement useful in an FM radio receiver | |
| US3673498A (en) | Gain controlled cascode-connected transistor amplifier | |
| US3810049A (en) | Integrated attenuation elements | |
| US4378528A (en) | Gain-controlled amplifier system | |
| KR850000733B1 (ko) | 가변 에미터 감쇄 이득제어 증폭기 | |
| US6693492B2 (en) | Variable gain low-noise amplifier and method | |
| GB2074789A (en) | Controllable alternating-current resistance for a gain controlled amplifier | |
| US3870976A (en) | Integrated attenuation element comprising semiconductor body | |
| US3733558A (en) | Stable low current amplifier | |
| CA1077581A (en) | Class b amplifier | |
| GB2079077A (en) | Television automatic gain control system | |
| Kawamura et al. | A 184mW fully integrated DVB-H tuner chip with distortion compensated variable gain LNA |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: RCA CORPORATION |